19080176

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13399}}^1$

素因数の和:13496

約数の個数: 20

約数和(自身を含む): 37386000

約数和(自身を除く): 18305824

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13399, 26798, 53596, 107192, 214384, 1192511, 2385022, 4770044, 9540088, 19080176]

約数ペア:

[(1, 19080176), (2, 9540088), (4, 4770044), (8, 2385022), (16, 1192511), (89, 214384), (178, 107192), (356, 53596), (712, 26798), (1424, 13399)]